Short answer: the Monoprice Monolith M-10 V2 for deep bass per dollar, the KEF KC62 for a tiny sealed box. The M-10 V2 is a 10-inch THX-certified ported sub with 500W RMS that reaches 17-20Hz. The KC62 answers with dual 6.5-inch force-canceling drivers and 1000W in an ultra-compact basketball-sized sealed enclosure.
Buy the Monoprice Monolith M-10 V2. It is rated higher for sound quality than the KEF KC62 and costs less, so it is the default pick unless a specific strength of the other one matters more to you.
Still deciding? The full Subwoofers rankings cover every ranked option.
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Specifications Side By Side
| KEF KC62 | Monoprice Monolith M-10 V2 | |
|---|---|---|
| Price | $1,579.95 | $735.10 |
| Ranked | #212 of 212 in Medium Home Subwoofers (30-75 lbs) | #161 of 212 in Medium Home Subwoofers (30-75 lbs) |
| Enclosure | sealed | ported, front |
| Output SPL at 20 Hz | 80.0 dB | 104.8 dB |
| Output SPL at 25 Hz | 84.6 dB | 108.5 dB |
| Output SPL at 31.5 Hz | 88.5 dB | 109.3 dB |
| Output SPL at 40 Hz | 92.2 dB | 109.7 dB |
| Output SPL at 50 Hz | 95.1 dB | 110.1 dB |
| Output SPL at 63 Hz | 97.7 dB | 110.6 dB |
| Output SPL at 80 Hz | 102.6 dB | 110.9 dB |
| Output SPL at 100 Hz | 104.2 dB | 111.2 dB |
| CEA-2010-A Average (40-80Hz) | 96.9 dB | 110.3 dB |
| Dimensions | 9.7”H x 10.1”W x 9.8”D (245.9 x 255.8 x 247.9 mm) | 20.9”H x 15”W x 18.9”D (530.9 x 381.0 x 480.1 mm) |
| Weight | 30.9 lbs (14.0 kg) | 72.5 lbs (32.9 kg) |
| Warranty | 5/2/5 | 5 |
| Cabinet Color | black, white | black |
| Country | United Kingdom | United States |
| Measurement Source | ErinsAudioCorner | Manufacturer |
| Amplifier Power | 1000W RMS | 500W RMS |
| Frequency Response | 11-200Hz | 17-20Hz |
| Drivers | 2x 6.5” (165mm) driver | 10” (254mm) driver |
| Output SPL at 15 Hz | - | 93.9 dB |
| Output SPL at 125 Hz | - | 111.5 dB |
| Inputs | - | XLR, RCA, XLR passthrough out |
| XLR Input | - | Yes |
| RCA Input | - | Yes |
| TRS Input | - | No |
| Optical Input | - | No |
| Coaxial Input | - | No |
| USB Input | - | No |
| HDMI Input | - | No |
| AES Input | - | No |
| Aux Input | - | No |
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